Grade stake



FIG. 1 is a front elevational view of a grade stake;

FIG. 2 is a top plan view of a grade stake of this invention;

FIG. 3 is a front elevational view of a second embodiment of the design shown in FIG. 1; and,

FIG. 4 is a bottom plan view of a grade stake of this invention.

The undisclosed bottom plan view of the first embodiment is identical to the bottom view shown in the second embodiment. The undisclosed top plan view of the second embodiment is identical in appearance to the top view shown in the first embodiment.

The surface(s) or portion(s) of the article not shown in the drawing or described in the specification form(s) no part of the claimed design. 

The ornamental design for a grade stake, as shown. 